Fix alignment issue of ContiguousContainer

third_party/WebKit/Source/platform/graphics/paint/ClipPathDisplayItem.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef ClipPathDisplayItem_h
 #define ClipPathDisplayItem_h
 
 #include "platform/PlatformExport.h"
 #include "platform/graphics/Path.h"
 #include "platform/graphics/paint/DisplayItem.h"
 #include "third_party/skia/include/core/SkPath.h"
 
 namespace blink {
 
-class PLATFORM_EXPORT BeginClipPathDisplayItem final : public PairedBeginDisplayItem {
+class PLATFORM_EXPORT BeginClipPathDisplayItem final : public PairedBeginDisplayItem<BeginClipPathDisplayItem> {
 public:
     BeginClipPathDisplayItem(const DisplayItemClient& client, const Path& clipPath)
-        : PairedBeginDisplayItem(client, BeginClipPath, sizeof(*this))
+        : PairedBeginDisplayItem(client, BeginClipPath)
         , m_clipPath(clipPath.getSkPath()) { }
 
     void replay(GraphicsContext&) const override;
     void appendToWebDisplayItemList(const IntRect&, WebDisplayItemList*) const override;
 
     void analyzeForGpuRasterization(SkPictureGpuAnalyzer&) const override;
 
 private:
     const SkPath m_clipPath;
 #ifndef NDEBUG
     void dumpPropertiesAsDebugString(WTF::StringBuilder&) const override;
 #endif
 #if ENABLE(ASSERT)
     bool equals(const DisplayItem& other) const final
     {
         return DisplayItem::equals(other)
             && m_clipPath == static_cast<const BeginClipPathDisplayItem&>(other).m_clipPath;
     }
 #endif
 };
 
-class PLATFORM_EXPORT EndClipPathDisplayItem final : public PairedEndDisplayItem {
+class PLATFORM_EXPORT EndClipPathDisplayItem final : public PairedEndDisplayItem<EndClipPathDisplayItem> {
 public:
     EndClipPathDisplayItem(const DisplayItemClient& client)
-        : PairedEndDisplayItem(client, EndClipPath, sizeof(*this)) { }
+        : PairedEndDisplayItem(client, EndClipPath) { }
 
     void replay(GraphicsContext&) const override;
     void appendToWebDisplayItemList(const IntRect&, WebDisplayItemList*) const override;
 
 private:
 #if ENABLE(ASSERT)
     bool isEndAndPairedWith(DisplayItem::Type otherType) const final { return otherType == BeginClipPath; }
 #endif
 };
 
 } // namespace blink
 
 #endif // ClipPathDisplayItem_h